package com.zhaoye.controller;

import com.zhaoye.entities.CommonResult;
import com.zhaoye.entities.Payment;
import com.zhaoye.service.PaymentService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;
import java.util.concurrent.TimeUnit;

/**
 * @author feng
 * @Date 2021/11/10 15:22
 */
@Slf4j
@RestController
public class PaymentController {

    @Autowired
    PaymentService paymentService;

    //服务发现
    @Resource
    private DiscoveryClient discoveryClient;

    @Value("${server.port}")
    private String serverPort;

    @PostMapping("/payment/create")
    public CommonResult create(@RequestBody Payment payment) {
        int result = paymentService.create(payment);
        log.info(".....插入结果" + result);
        if (result > 0) {
            return new CommonResult(200, "插入数据成功,serverport:" + serverPort, result);
        } else {
            return new CommonResult(444, "插入数据失败", null);
        }
    }

    @GetMapping("/payment/get/{id}")
    public CommonResult getPayemntById(@PathVariable("id") Long id) {
        Payment payment = paymentService.getPaymentById(id);
        log.info("查询结果" + payment);
        if (payment != null) {
            return new CommonResult(200, "查询数据成功,serverport:" + serverPort, payment);
        } else {
            return new CommonResult(404, "查询数据失败,查询id" + id, null);
        }
    }

    /**
     * 服务发现，可以获取到服务提供者的相关信息
     * 端口号、uri
     *
     * @return
     */
    @GetMapping(value = "/payment/discovery")
    public Object discovery() {
        List<String> services = discoveryClient.getServices();
        for (String service : services) {
            log.info("******* service" + service);
        }
        List<ServiceInstance> instances = discoveryClient.getInstances("CLOUD-PAYMENT-SERVICE");
        for (ServiceInstance instance : instances) {
            log.info(instance.getServiceId() + "\t" + instance.getPort() + "\t" + instance.getUri());
        }
        return this.discoveryClient;
    }

    @GetMapping(value = "/payment/lb")
    public String getPaymentLB() {
        return serverPort;
    }

    /**
     *  服务提供方等待三秒
     * @return
     */
    @GetMapping(value = "/payment/feign/timeout")
    public String paymentFeignTimeOut() {
        try {
            TimeUnit.SECONDS.sleep(3);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        return serverPort;
    }

    /** zipkin */
    @GetMapping("/payment/zipkin")
    public String paymentZipkin() {
        return "hi ,i'am paymentzipkin server fall back，O(∩_∩)O哈哈~";
    }

}
